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1 | /* |
2 | * acpi.h - ACPI Interface |
3 | * |
4 | * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> |
5 | * |
6 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
7 | * |
8 | * This program is free software; you can redistribute it and/or modify |
9 | * it under the terms of the GNU General Public License as published by |
10 | * the Free Software Foundation; either version 2 of the License, or |
11 | * (at your option) any later version. |
12 | * |
13 | * This program is distributed in the hope that it will be useful, |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | * GNU General Public License for more details. |
17 | * |
18 | * You should have received a copy of the GNU General Public License |
19 | * along with this program; if not, write to the Free Software |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
21 | * |
22 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
23 | */ |
24 | |
25 | #ifndef _LINUX_ACPI_H |
26 | #define _LINUX_ACPI_H |
27 | |
28 | #include <linux/errno.h> |
29 | #include <linux/ioport.h> /* for struct resource */ |
30 | #include <linux/device.h> |
31 | |
32 | #ifdef CONFIG_ACPI |
33 | |
34 | #ifndef _LINUX |
35 | #define _LINUX |
36 | #endif |
37 | |
38 | #include <linux/list.h> |
39 | #include <linux/mod_devicetable.h> |
40 | |
41 | #include <acpi/acpi.h> |
42 | #include <acpi/acpi_bus.h> |
43 | #include <acpi/acpi_drivers.h> |
44 | #include <acpi/acpi_numa.h> |
45 | #include <asm/acpi.h> |
46 | |
47 | enum acpi_irq_model_id { |
48 | ACPI_IRQ_MODEL_PIC = 0, |
49 | ACPI_IRQ_MODEL_IOAPIC, |
50 | ACPI_IRQ_MODEL_IOSAPIC, |
51 | ACPI_IRQ_MODEL_PLATFORM, |
52 | ACPI_IRQ_MODEL_COUNT |
53 | }; |
54 | |
55 | extern enum acpi_irq_model_id acpi_irq_model; |
56 | |
57 | enum acpi_interrupt_id { |
58 | ACPI_INTERRUPT_PMI = 1, |
59 | ACPI_INTERRUPT_INIT, |
60 | ACPI_INTERRUPT_CPEI, |
61 | ACPI_INTERRUPT_COUNT |
62 | }; |
63 | |
64 | #define ACPI_SPACE_MEM 0 |
65 | |
66 | enum acpi_address_range_id { |
67 | ACPI_ADDRESS_RANGE_MEMORY = 1, |
68 | ACPI_ADDRESS_RANGE_RESERVED = 2, |
69 | ACPI_ADDRESS_RANGE_ACPI = 3, |
70 | ACPI_ADDRESS_RANGE_NVS = 4, |
71 | ACPI_ADDRESS_RANGE_COUNT |
72 | }; |
73 | |
74 | |
75 | /* Table Handlers */ |
76 | |
77 | typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table); |
78 | |
79 | typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header, |
80 | const unsigned long end); |
81 | |
82 | #ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE |
83 | void acpi_initrd_override(void *data, size_t size); |
84 | #else |
85 | static inline void acpi_initrd_override(void *data, size_t size) |
86 | { |
87 | } |
88 | #endif |
89 | |
90 | char * __acpi_map_table (unsigned long phys_addr, unsigned long size); |
91 | void __acpi_unmap_table(char *map, unsigned long size); |
92 | int early_acpi_boot_init(void); |
93 | int acpi_boot_init (void); |
94 | void acpi_boot_table_init (void); |
95 | int acpi_mps_check (void); |
96 | int acpi_numa_init (void); |
97 | |
98 | int acpi_table_init (void); |
99 | int acpi_table_parse(char *id, acpi_tbl_table_handler handler); |
100 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, |
101 | int entry_id, |
102 | acpi_tbl_entry_handler handler, |
103 | unsigned int max_entries); |
104 | int acpi_table_parse_madt(enum acpi_madt_type id, |
105 | acpi_tbl_entry_handler handler, |
106 | unsigned int max_entries); |
107 | int acpi_parse_mcfg (struct acpi_table_header *header); |
108 | void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); |
109 | |
110 | /* the following four functions are architecture-dependent */ |
111 | void acpi_numa_slit_init (struct acpi_table_slit *slit); |
112 | void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); |
113 | void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa); |
114 | int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); |
115 | void acpi_numa_arch_fixup(void); |
116 | |
117 | #ifdef CONFIG_ACPI_HOTPLUG_CPU |
118 | /* Arch dependent functions for cpu hotplug support */ |
119 | int acpi_map_lsapic(acpi_handle handle, int *pcpu); |
120 | int acpi_unmap_lsapic(int cpu); |
121 | #endif /* CONFIG_ACPI_HOTPLUG_CPU */ |
122 | |
123 | int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); |
124 | int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); |
125 | void acpi_irq_stats_init(void); |
126 | extern u32 acpi_irq_handled; |
127 | extern u32 acpi_irq_not_handled; |
128 | |
129 | extern int sbf_port; |
130 | extern unsigned long acpi_realmode_flags; |
131 | |
132 | int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity); |
133 | int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); |
134 | int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi); |
135 | |
136 | #ifdef CONFIG_X86_IO_APIC |
137 | extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity); |
138 | #else |
139 | #define acpi_get_override_irq(gsi, trigger, polarity) (-1) |
140 | #endif |
141 | /* |
142 | * This function undoes the effect of one call to acpi_register_gsi(). |
143 | * If this matches the last registration, any IRQ resources for gsi |
144 | * are freed. |
145 | */ |
146 | void acpi_unregister_gsi (u32 gsi); |
147 | |
148 | struct pci_dev; |
149 | |
150 | int acpi_pci_irq_enable (struct pci_dev *dev); |
151 | void acpi_penalize_isa_irq(int irq, int active); |
152 | |
153 | void acpi_pci_irq_disable (struct pci_dev *dev); |
154 | |
155 | extern int ec_read(u8 addr, u8 *val); |
156 | extern int ec_write(u8 addr, u8 val); |
157 | extern int ec_transaction(u8 command, |
158 | const u8 *wdata, unsigned wdata_len, |
159 | u8 *rdata, unsigned rdata_len); |
160 | extern acpi_handle ec_get_handle(void); |
161 | |
162 | #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) |
163 | |
164 | typedef void (*wmi_notify_handler) (u32 value, void *context); |
165 | |
166 | extern acpi_status wmi_evaluate_method(const char *guid, u8 instance, |
167 | u32 method_id, |
168 | const struct acpi_buffer *in, |
169 | struct acpi_buffer *out); |
170 | extern acpi_status wmi_query_block(const char *guid, u8 instance, |
171 | struct acpi_buffer *out); |
172 | extern acpi_status wmi_set_block(const char *guid, u8 instance, |
173 | const struct acpi_buffer *in); |
174 | extern acpi_status wmi_install_notify_handler(const char *guid, |
175 | wmi_notify_handler handler, void *data); |
176 | extern acpi_status wmi_remove_notify_handler(const char *guid); |
177 | extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out); |
178 | extern bool wmi_has_guid(const char *guid); |
179 | |
180 | #endif /* CONFIG_ACPI_WMI */ |
181 | |
182 | #define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001 |
183 | #define ACPI_VIDEO_DEVICE_POSTING 0x0002 |
184 | #define ACPI_VIDEO_ROM_AVAILABLE 0x0004 |
185 | #define ACPI_VIDEO_BACKLIGHT 0x0008 |
186 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010 |
187 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020 |
188 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040 |
189 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080 |
190 | #define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100 |
191 | #define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200 |
192 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400 |
193 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800 |
194 | |
195 | #if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) |
196 | |
197 | extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle); |
198 | extern long acpi_is_video_device(acpi_handle handle); |
199 | extern void acpi_video_dmi_promote_vendor(void); |
200 | extern void acpi_video_dmi_demote_vendor(void); |
201 | extern int acpi_video_backlight_support(void); |
202 | extern int acpi_video_display_switch_support(void); |
203 | |
204 | #else |
205 | |
206 | static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle) |
207 | { |
208 | return 0; |
209 | } |
210 | |
211 | static inline long acpi_is_video_device(acpi_handle handle) |
212 | { |
213 | return 0; |
214 | } |
215 | |
216 | static inline void acpi_video_dmi_promote_vendor(void) |
217 | { |
218 | } |
219 | |
220 | static inline void acpi_video_dmi_demote_vendor(void) |
221 | { |
222 | } |
223 | |
224 | static inline int acpi_video_backlight_support(void) |
225 | { |
226 | return 0; |
227 | } |
228 | |
229 | static inline int acpi_video_display_switch_support(void) |
230 | { |
231 | return 0; |
232 | } |
233 | |
234 | #endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */ |
235 | |
236 | extern int acpi_blacklisted(void); |
237 | extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d); |
238 | extern void acpi_osi_setup(char *str); |
239 | |
240 | #ifdef CONFIG_ACPI_NUMA |
241 | int acpi_get_pxm(acpi_handle handle); |
242 | int acpi_get_node(acpi_handle *handle); |
243 | #else |
244 | static inline int acpi_get_pxm(acpi_handle handle) |
245 | { |
246 | return 0; |
247 | } |
248 | static inline int acpi_get_node(acpi_handle *handle) |
249 | { |
250 | return 0; |
251 | } |
252 | #endif |
253 | extern int acpi_paddr_to_node(u64 start_addr, u64 size); |
254 | |
255 | extern int pnpacpi_disabled; |
256 | |
257 | #define PXM_INVAL (-1) |
258 | |
259 | bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res); |
260 | bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res); |
261 | bool acpi_dev_resource_address_space(struct acpi_resource *ares, |
262 | struct resource *res); |
263 | bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares, |
264 | struct resource *res); |
265 | unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable); |
266 | bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index, |
267 | struct resource *res); |
268 | |
269 | struct resource_list_entry { |
270 | struct list_head node; |
271 | struct resource res; |
272 | }; |
273 | |
274 | void acpi_dev_free_resource_list(struct list_head *list); |
275 | int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list, |
276 | int (*preproc)(struct acpi_resource *, void *), |
277 | void *preproc_data); |
278 | |
279 | int acpi_check_resource_conflict(const struct resource *res); |
280 | |
281 | int acpi_check_region(resource_size_t start, resource_size_t n, |
282 | const char *name); |
283 | |
284 | int acpi_resources_are_enforced(void); |
285 | |
286 | #ifdef CONFIG_HIBERNATION |
287 | void __init acpi_no_s4_hw_signature(void); |
288 | #endif |
289 | |
290 | #ifdef CONFIG_PM_SLEEP |
291 | void __init acpi_old_suspend_ordering(void); |
292 | void __init acpi_nvs_nosave(void); |
293 | void __init acpi_nvs_nosave_s3(void); |
294 | #endif /* CONFIG_PM_SLEEP */ |
295 | |
296 | struct acpi_osc_context { |
297 | char *uuid_str; /* uuid string */ |
298 | int rev; |
299 | struct acpi_buffer cap; /* arg2/arg3 */ |
300 | struct acpi_buffer ret; /* free by caller if success */ |
301 | }; |
302 | |
303 | #define OSC_QUERY_TYPE 0 |
304 | #define OSC_SUPPORT_TYPE 1 |
305 | #define OSC_CONTROL_TYPE 2 |
306 | |
307 | /* _OSC DW0 Definition */ |
308 | #define OSC_QUERY_ENABLE 1 |
309 | #define OSC_REQUEST_ERROR 2 |
310 | #define OSC_INVALID_UUID_ERROR 4 |
311 | #define OSC_INVALID_REVISION_ERROR 8 |
312 | #define OSC_CAPABILITIES_MASK_ERROR 16 |
313 | |
314 | acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context); |
315 | |
316 | /* platform-wide _OSC bits */ |
317 | #define OSC_SB_PAD_SUPPORT 1 |
318 | #define OSC_SB_PPC_OST_SUPPORT 2 |
319 | #define OSC_SB_PR3_SUPPORT 4 |
320 | #define OSC_SB_HOTPLUG_OST_SUPPORT 8 |
321 | #define OSC_SB_APEI_SUPPORT 16 |
322 | |
323 | extern bool osc_sb_apei_support_acked; |
324 | |
325 | /* PCI defined _OSC bits */ |
326 | /* _OSC DW1 Definition (OS Support Fields) */ |
327 | #define OSC_EXT_PCI_CONFIG_SUPPORT 1 |
328 | #define OSC_ACTIVE_STATE_PWR_SUPPORT 2 |
329 | #define OSC_CLOCK_PWR_CAPABILITY_SUPPORT 4 |
330 | #define OSC_PCI_SEGMENT_GROUPS_SUPPORT 8 |
331 | #define OSC_MSI_SUPPORT 16 |
332 | #define OSC_PCI_SUPPORT_MASKS 0x1f |
333 | |
334 | /* _OSC DW1 Definition (OS Control Fields) */ |
335 | #define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 1 |
336 | #define OSC_SHPC_NATIVE_HP_CONTROL 2 |
337 | #define OSC_PCI_EXPRESS_PME_CONTROL 4 |
338 | #define OSC_PCI_EXPRESS_AER_CONTROL 8 |
339 | #define OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL 16 |
340 | |
341 | #define OSC_PCI_CONTROL_MASKS (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL | \ |
342 | OSC_SHPC_NATIVE_HP_CONTROL | \ |
343 | OSC_PCI_EXPRESS_PME_CONTROL | \ |
344 | OSC_PCI_EXPRESS_AER_CONTROL | \ |
345 | OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL) |
346 | |
347 | #define OSC_PCI_NATIVE_HOTPLUG (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL | \ |
348 | OSC_SHPC_NATIVE_HP_CONTROL) |
349 | |
350 | extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, |
351 | u32 *mask, u32 req); |
352 | |
353 | /* Enable _OST when all relevant hotplug operations are enabled */ |
354 | #if defined(CONFIG_ACPI_HOTPLUG_CPU) && \ |
355 | defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \ |
356 | defined(CONFIG_ACPI_CONTAINER) |
357 | #define ACPI_HOTPLUG_OST |
358 | #endif |
359 | |
360 | /* _OST Source Event Code (OSPM Action) */ |
361 | #define ACPI_OST_EC_OSPM_SHUTDOWN 0x100 |
362 | #define ACPI_OST_EC_OSPM_EJECT 0x103 |
363 | #define ACPI_OST_EC_OSPM_INSERTION 0x200 |
364 | |
365 | /* _OST General Processing Status Code */ |
366 | #define ACPI_OST_SC_SUCCESS 0x0 |
367 | #define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1 |
368 | #define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2 |
369 | |
370 | /* _OST OS Shutdown Processing (0x100) Status Code */ |
371 | #define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80 |
372 | #define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81 |
373 | #define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82 |
374 | #define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83 |
375 | |
376 | /* _OST Ejection Request (0x3, 0x103) Status Code */ |
377 | #define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80 |
378 | #define ACPI_OST_SC_DEVICE_IN_USE 0x81 |
379 | #define ACPI_OST_SC_DEVICE_BUSY 0x82 |
380 | #define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83 |
381 | #define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84 |
382 | |
383 | /* _OST Insertion Request (0x200) Status Code */ |
384 | #define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80 |
385 | #define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81 |
386 | #define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82 |
387 | |
388 | extern void acpi_early_init(void); |
389 | |
390 | extern int acpi_nvs_register(__u64 start, __u64 size); |
391 | |
392 | extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), |
393 | void *data); |
394 | |
395 | const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids, |
396 | const struct device *dev); |
397 | |
398 | static inline bool acpi_driver_match_device(struct device *dev, |
399 | const struct device_driver *drv) |
400 | { |
401 | return !!acpi_match_device(drv->acpi_match_table, dev); |
402 | } |
403 | |
404 | #define ACPI_PTR(_ptr) (_ptr) |
405 | |
406 | #else /* !CONFIG_ACPI */ |
407 | |
408 | #define acpi_disabled 1 |
409 | |
410 | static inline void acpi_early_init(void) { } |
411 | |
412 | static inline int early_acpi_boot_init(void) |
413 | { |
414 | return 0; |
415 | } |
416 | static inline int acpi_boot_init(void) |
417 | { |
418 | return 0; |
419 | } |
420 | |
421 | static inline void acpi_boot_table_init(void) |
422 | { |
423 | return; |
424 | } |
425 | |
426 | static inline int acpi_mps_check(void) |
427 | { |
428 | return 0; |
429 | } |
430 | |
431 | static inline int acpi_check_resource_conflict(struct resource *res) |
432 | { |
433 | return 0; |
434 | } |
435 | |
436 | static inline int acpi_check_region(resource_size_t start, resource_size_t n, |
437 | const char *name) |
438 | { |
439 | return 0; |
440 | } |
441 | |
442 | struct acpi_table_header; |
443 | static inline int acpi_table_parse(char *id, |
444 | int (*handler)(struct acpi_table_header *)) |
445 | { |
446 | return -1; |
447 | } |
448 | |
449 | static inline int acpi_nvs_register(__u64 start, __u64 size) |
450 | { |
451 | return 0; |
452 | } |
453 | |
454 | static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), |
455 | void *data) |
456 | { |
457 | return 0; |
458 | } |
459 | |
460 | struct acpi_device_id; |
461 | |
462 | static inline const struct acpi_device_id *acpi_match_device( |
463 | const struct acpi_device_id *ids, const struct device *dev) |
464 | { |
465 | return NULL; |
466 | } |
467 | |
468 | static inline bool acpi_driver_match_device(struct device *dev, |
469 | const struct device_driver *drv) |
470 | { |
471 | return false; |
472 | } |
473 | |
474 | #define ACPI_PTR(_ptr) (NULL) |
475 | |
476 | #endif /* !CONFIG_ACPI */ |
477 | |
478 | #ifdef CONFIG_ACPI |
479 | void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state, |
480 | u32 pm1a_ctrl, u32 pm1b_ctrl)); |
481 | |
482 | acpi_status acpi_os_prepare_sleep(u8 sleep_state, |
483 | u32 pm1a_control, u32 pm1b_control); |
484 | |
485 | void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state, |
486 | u32 val_a, u32 val_b)); |
487 | |
488 | acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state, |
489 | u32 val_a, u32 val_b); |
490 | |
491 | #ifdef CONFIG_X86 |
492 | void arch_reserve_mem_area(acpi_physical_address addr, size_t size); |
493 | #else |
494 | static inline void arch_reserve_mem_area(acpi_physical_address addr, |
495 | size_t size) |
496 | { |
497 | } |
498 | #endif /* CONFIG_X86 */ |
499 | #else |
500 | #define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0) |
501 | #endif |
502 | |
503 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM_RUNTIME) |
504 | int acpi_dev_runtime_suspend(struct device *dev); |
505 | int acpi_dev_runtime_resume(struct device *dev); |
506 | int acpi_subsys_runtime_suspend(struct device *dev); |
507 | int acpi_subsys_runtime_resume(struct device *dev); |
508 | #else |
509 | static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; } |
510 | static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; } |
511 | static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; } |
512 | static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; } |
513 | #endif |
514 | |
515 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP) |
516 | int acpi_dev_suspend_late(struct device *dev); |
517 | int acpi_dev_resume_early(struct device *dev); |
518 | int acpi_subsys_prepare(struct device *dev); |
519 | int acpi_subsys_suspend_late(struct device *dev); |
520 | int acpi_subsys_resume_early(struct device *dev); |
521 | #else |
522 | static inline int acpi_dev_suspend_late(struct device *dev) { return 0; } |
523 | static inline int acpi_dev_resume_early(struct device *dev) { return 0; } |
524 | static inline int acpi_subsys_prepare(struct device *dev) { return 0; } |
525 | static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; } |
526 | static inline int acpi_subsys_resume_early(struct device *dev) { return 0; } |
527 | #endif |
528 | |
529 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM) |
530 | struct acpi_device *acpi_dev_pm_get_node(struct device *dev); |
531 | int acpi_dev_pm_attach(struct device *dev, bool power_on); |
532 | void acpi_dev_pm_detach(struct device *dev, bool power_off); |
533 | #else |
534 | static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev) |
535 | { |
536 | return NULL; |
537 | } |
538 | static inline int acpi_dev_pm_attach(struct device *dev, bool power_on) |
539 | { |
540 | return -ENODEV; |
541 | } |
542 | static inline void acpi_dev_pm_detach(struct device *dev, bool power_off) {} |
543 | #endif |
544 | |
545 | #ifdef CONFIG_ACPI |
546 | __printf(3, 4) |
547 | void acpi_handle_printk(const char *level, acpi_handle handle, |
548 | const char *fmt, ...); |
549 | #else /* !CONFIG_ACPI */ |
550 | static inline __printf(3, 4) void |
551 | acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {} |
552 | #endif /* !CONFIG_ACPI */ |
553 | |
554 | /* |
555 | * acpi_handle_<level>: Print message with ACPI prefix and object path |
556 | * |
557 | * These interfaces acquire the global namespace mutex to obtain an object |
558 | * path. In interrupt context, it shows the object path as <n/a>. |
559 | */ |
560 | #define acpi_handle_emerg(handle, fmt, ...) \ |
561 | acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__) |
562 | #define acpi_handle_alert(handle, fmt, ...) \ |
563 | acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__) |
564 | #define acpi_handle_crit(handle, fmt, ...) \ |
565 | acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__) |
566 | #define acpi_handle_err(handle, fmt, ...) \ |
567 | acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__) |
568 | #define acpi_handle_warn(handle, fmt, ...) \ |
569 | acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__) |
570 | #define acpi_handle_notice(handle, fmt, ...) \ |
571 | acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__) |
572 | #define acpi_handle_info(handle, fmt, ...) \ |
573 | acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__) |
574 | |
575 | /* REVISIT: Support CONFIG_DYNAMIC_DEBUG when necessary */ |
576 | #if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG) |
577 | #define acpi_handle_debug(handle, fmt, ...) \ |
578 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__) |
579 | #else |
580 | #define acpi_handle_debug(handle, fmt, ...) \ |
581 | ({ \ |
582 | if (0) \ |
583 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \ |
584 | 0; \ |
585 | }) |
586 | #endif |
587 | |
588 | #endif /*_LINUX_ACPI_H*/ |
589 |
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Tags:
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v2.6.34-rc5
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